33 results
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Gastrointestinal Evaluation ... patients with anemia, diagnose ... disease with serology ... Non-invasive testing ... #workup #diagnosis
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... and Workup History ... smear, HIV/HCV testing ... - Bone marrow evaluation ... #Causes #Workup
Chronic Diarrhea - Workup
Osmotic:
 • Consider food diary and trial avoiding certain foods or meds, Consider
Chronic Diarrhea - Workup ... hydrogen breath test ... for celiac disease ... Chronic #Diarrhea #Workup ... #testing #evaluation
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
- Differential Diagnosis ... and Screening Testing ... of renal disease ... #Differential #Diagnosis ... #Workup #table
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
indicate the initial evaluation ... history alongside evaluation ... decision for repeat testing ... alcohol-related liver disease ... non-alcoholic fatty liver disease
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
TB • LTBI is diagnosed ... result with no clinical ... • The goal of diagnosing ... intermediate risk of disease ... #Diagnosis #Workup
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... (to support a diagnosis ... ANA and RF (if clinical ... Arthritis #laboratory #workup ... #diagnosis #testing
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
aldosterone - Low in cases ... Insufficiency #Evaluation ... #laboratory #diagnosis ... #testing #endocrinology ... #workup
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
individual studies Clinical ... , describe clinical ... who test positive ... probability of getting ... #calculations #diagnosis
Algorithm regarding the diagnosis and treatment of Hereditary Hemochromatosis HH. 

Step 1: In the patient with
regarding the diagnosis ... initial screening test ... normal, further evaluation ... elevated, HFE gene testing ... of liver disease